[dm-devel] multipath-tools/multipathd multipathd.init.redhat
bmarzins at sourceware.org
bmarzins at sourceware.org
Thu Aug 28 19:22:33 UTC 2008
CVSROOT: /cvs/dm
Module name: multipath-tools
Branch: RHEL5_FC6
Changes by: bmarzins at sourceware.org 2008-08-28 19:22:33
Modified files:
multipathd : multipathd.init.redhat
Log message:
Fix for bz #456228. Patch applied from bugzilla. The multipath init script now
refuses to stop multipathd when the root device is a multipath device. This
was causing problems with shutdown on iSCSI devices.
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/multipath-tools/multipathd/multipathd.init.redhat.diff?cvsroot=dm&only_with_tag=RHEL5_FC6&r1=1.2.4.2&r2=1.2.4.3
--- multipath-tools/multipathd/multipathd.init.redhat 2007/06/18 21:12:54 1.2.4.2
+++ multipath-tools/multipathd/multipathd.init.redhat 2008/08/28 19:22:33 1.2.4.3
@@ -4,7 +4,7 @@
#
# Starts the multipath daemon
#
-# chkconfig: - 13 87
+# chkconfig: - 06 87
# description: Manage device-mapper multipath devices
# processname: multipathd
@@ -13,6 +13,7 @@
initdir=/etc/rc.d/init.d
lockdir=/var/lock/subsys
sysconfig=/etc/sysconfig
+syspath=/sys/block
system=redhat
@@ -26,6 +27,35 @@
RETVAL=0
+teardown_slaves()
+{
+cd $1;
+if [ -d "slaves" ]; then
+for slave in slaves/*;
+do
+ if [ "$slave" = "slaves/*" ]; then
+ read dev < $1/dev
+ tablename=`dmsetup table --target multipath | sed -n "s/\(.*\): .* $dev .*/\1/p"`
+ if ! [ -z $tablename ]; then
+ echo "Root is on a multipathed device, multipathd can not be stopped"
+ exit 1
+ fi
+ else
+ local_slave=`readlink -f $slave`;
+ teardown_slaves $local_slave;
+ fi
+ done
+
+else
+ read dev < $1/dev
+ tablename=`dmsetup table --target multipath | sed -n "s/\(.*\): .* $dev .*/\1/p"`
+ if ! [ -z $tablename ]; then
+ echo "Root is on a multipathed device, multipathd can not be stopped"
+ exit 1
+ fi
+fi
+}
+
#
# See how we were called.
#
@@ -40,6 +70,11 @@
}
stop() {
+ root_dev=$(awk '{ if ($1 !~ /^[ \t]*#/ && $2 == "/") { print $1; }}' /etc/mtab)
+ dm_num=`dmsetup info -c --noheadings -o minor $root_dev`
+ root_dm_device="dm-$dm_num"
+ [ -d $syspath/$root_dm_device ] && teardown_slaves $syspath/$root_dm_device
+
echo -n $"Stopping $prog daemon: "
killproc $DAEMON
RETVAL=$?
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